{% assign pages_list = site.html_pages | sort:"nav_order" %}
{% for node in pages_list %}
{% unless node.nav_exclude %}
{% if node.parent == nil %}
-
{% if page.parent == node.title or page.grand_parent == node.title %}
{% assign first_level_url = node.url | absolute_url %}
{% endif %}
{{ node.title }}
{% if node.has_children %}
{% assign children_list = site.html_pages | sort:"nav_order" %}
{% for child in children_list %}
{% if child.parent == node.title %}
-
{% if page.url == child.url or page.parent == child.title %}
{% assign second_level_url = child.url | absolute_url %}
{% endif %}
{{ child.title }}
{% if child.has_children %}
{% assign grand_children_list = site.html_pages | sort:"nav_order" %}
{% for grand_child in grand_children_list %}
{% if grand_child.parent == child.title %}
-
{{ grand_child.title }}
{% endif %}
{% endfor %}
{% endif %}
{% endif %}
{% endfor %}
{% endif %}
{% endif %}
{% endunless %}
{% endfor %}
{% include toc.html html=content h_min=2 h_max=3 id="menu" class="navigation-list" item_class="navigation-list-item.navigation-list-link" %}